function nextStep(){
		if (!verifyInputField("newPwd,confirmPwd"))
			return;
		
		var newPwd = $("#newPwd").val();
		var confirmPwd = $("#confirmPwd").val();
		
		if(newPwd.length <6){
			alertMsgAndFocus("密码最少6位，请确认！","#newPwd");
			return ;
		}
		
		if(newPwd != confirmPwd){
			alertMsgAndFocus("密码不一致，请确认！","#confirmPwd");
			return ;
		}
		
		if (!verifyInputLength("img_captcha_fixed", 4, 4))
			return;
		
		// 异步图形码验证
		$.get("captcha/check/pic/" + $("#img_captcha_fixed").val(), {}, function(data) {
				if (!data.result) {
					alertMsgAndFocus(data.message, "#img_captcha_fixed");
					return;
				}
				$.post("usercenter/safecenter/updatepwd",{
					password : hex_md5(newPwd)
				},function(data){
					if(data.result === true){
						window.location.href=getRootUrl()+'usercenter/safecenter/validate_password/'+parseInt(3+parseInt($("#passwordLevel").val()));
					}else{
						alertMsg(data.result);
					}
				});
				
			});
	
}
